/*
BMC Bowling (c) 1994.05 BMC, Ltd
- TS 2004.10.22 - analog[at]op.pl
Game is almost playable, especially with NVRAM_HACK (undefine it
to get real nvram access, but sometimes it's impossible to get back to
title screen ).
Controls:
press START(1) OR BUTTON1 to start game , also START(1) or BUTTON1 to bowl / start
( 5 to insert coin(s) , B to bet , D to pay out (?) etc...)
press ANALIZER(0) durning boot to enter test menu, then :
STOP1+STOP2 - sound test menu
BIG(G) - cycle options ,
DOUBLE(H) - play
STOP1(X),STOP2(C) - change
TAKE(A) - color test
START(1) - exit
BET(B)+START(1) - other tests
START(1) - next test
press START(1)+HP(S) durning boot to see stats
press CONFIRM(N) durning boot, to enter settings
BET(B) - change page
STOP1(X)/STOP3(V) - modify
START(1)/SMALL(F) - move
KEY DOWN(D) - default ?
TODO:
- scroll (writes to $91800 and VIA port A - not used in game (only in test mode))
- music - writes ($20-$30 bytes) to $93000-$93003 range
- VIA 6522(ports)
- Crt
- interrupts
- missing gfx elements
---
Chips:
MC68000P10
Goldstar GM68B45S (same as Hitachi HD6845 CTR Controller)*
Winbond WF19054 (same as AY3-8910)
MK28 (appears to be a AD-65, AKA OKI6295) next to rom 10
Synertek SY6522 VIA
9325-AG (Elliptical Filter)
KDA0476BCN-66 (RAMDAC)
part # scratched 64 pin PLCC next to 7EX & 8 EX
Ram:
Goldstar GM76C28A (2Kx8 SRAM) x3
HM62256LP-12 x6
OSC:
GREAT1 21.47727
13.3M
3.579545
DIPS:
Place for 4 8 switch dips
dips 1 & 3 are all connected via resitors
dips 2 & 4 are standard 8 switch dips
EEPROM Label Use
----------------------------------------
ST M27C1001 bmc_8ex.bin - 68K code 0x00
ST M27C1001 bmc_7ex.bin - 68K code 0x01
ST M27C512 bmc_3.bin\
ST M27C512 bmc_4.bin | Graphics
ST M27C512 bmc_5.bin |
ST M27C512 bmc_6.bin/
HM27C101AG bmc_10.bin - Sound samples
BrianT
Top board:
--- Edge Connection ---
GS9403 7EX 8EX Part # Misc HD74LS374p
Scratched HM62256 HM62256
PLC
OKI ST T74L6245BI
PEEl 18CV8P
10
Main board:
--- Edge Connection --- JAMMA Connection
68K GM76C28A 3 5 GMC76C28A
GM76C28A 4 6 GM68B45S BATTERY
21.47727MHz WF19054
DIP1
13.3Mhz DIP2
SY6522 HM62256 x4 3.579545MHz 9325-AG DIP3
KDA0476BCN-66 DIP4
*/
#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "machine/6522via.h"
#include "sound/ay8910.h"
#include "sound/okim6295.h"
class bmcbowl_state : public driver_device
{
public:
bmcbowl_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
UINT16 *m_vid1;
UINT16 *m_vid2;
UINT8 *m_bmc_colorram;
UINT8 *m_stats_ram;
size_t m_stats_ram_size;
int m_clr_offset;
int m_bmc_input;
};
#define NVRAM_HACK
static VIDEO_START( bmcbowl )
{
}
static SCREEN_UPDATE( bmcbowl )
{
bmcbowl_state *state = screen->machine().driver_data<bmcbowl_state>();
/*
280x230,4 bitmap layers, 8bpp,
missing scroll and priorities (maybe fixed ones)
*/
int x,y,z,pixdat;
bitmap_fill(bitmap,cliprect,get_black_pen(screen->machine()));
z=0;
for (y=0;y<230;y++)
{
for (x=0;x<280;x+=2)
{
pixdat = state->m_vid2[0x8000+z];
if(pixdat&0xff)
*BITMAP_ADDR16(bitmap, y, x+1) = (pixdat&0xff);
if(pixdat>>8)
*BITMAP_ADDR16(bitmap, y, x) = (pixdat>>8);
pixdat = state->m_vid2[z];
if(pixdat&0xff)
*BITMAP_ADDR16(bitmap, y, x+1) = (pixdat&0xff);
if(pixdat>>8)
*BITMAP_ADDR16(bitmap, y, x) = (pixdat>>8);
pixdat = state->m_vid1[0x8000+z];
if(pixdat&0xff)
*BITMAP_ADDR16(bitmap, y, x+1) = (pixdat&0xff);
if(pixdat>>8)
*BITMAP_ADDR16(bitmap, y, x) = (pixdat>>8);
pixdat = state->m_vid1[z];
if(pixdat&0xff)
*BITMAP_ADDR16(bitmap, y, x+1) = (pixdat&0xff);
if(pixdat>>8)
*BITMAP_ADDR16(bitmap, y, x) = (pixdat>>8);
z++;
}
}
return 0;
}
static READ16_HANDLER( bmc_random_read )
{
return space->machine().rand();
}
static READ16_HANDLER( bmc_protection_r )
{
switch(cpu_get_previouspc(&space->device()))
{
case 0xca68:
switch(cpu_get_reg(&space->device(), M68K_D2))
{
case 0: return 0x37<<8;
case 0x1013: return 0;
default: return 0x46<<8;
}
break;
}
logerror("Protection read @ %X\n",cpu_get_previouspc(&space->device()));
return space->machine().rand();
}
static WRITE16_HANDLER( bmc_RAMDAC_offset_w )
{
bmcbowl_state *state = space->machine().driver_data<bmcbowl_state>();
state->m_clr_offset=data*3;
}
static WRITE16_HANDLER( bmc_RAMDAC_color_w )
{
bmcbowl_state *state = space->machine().driver_data<bmcbowl_state>();
state->m_bmc_colorram[state->m_clr_offset]=data;
palette_set_color_rgb(space->machine(),state->m_clr_offset/3,pal6bit(state->m_bmc_colorram[(state->m_clr_offset/3)*3]),pal6bit(state->m_bmc_colorram[(state->m_clr_offset/3)*3+1]),pal6bit(state->m_bmc_colorram[(state->m_clr_offset/3)*3+2]));
state->m_clr_offset=(state->m_clr_offset+1)%768;
}
static WRITE16_HANDLER( scroll_w )
{
//TODO - scroll
}
static READ8_DEVICE_HANDLER(via_b_in)
{
return input_port_read(device->machine(), "IN3");
}
static WRITE8_DEVICE_HANDLER(via_a_out)
{
// related to video hw ? BG scroll ?
}
static WRITE8_DEVICE_HANDLER(via_b_out)
{
//used
}
static WRITE8_DEVICE_HANDLER(via_ca2_out)
{
//used
}
static WRITE8_DEVICE_HANDLER(via_irq)
{
cputag_set_input_line(device->machine(), "maincpu", 4, data ? ASSERT_LINE : CLEAR_LINE);
}
// 'working' NVRAM
#ifdef NVRAM_HACK
static const UINT8 bmc_nv1[]=
{
0x00,0x00,0x55,0x55,0x00,0x00,0x55,0x55,0x00,0x00,0x55,0x55,0x00,0x00,0x55,0x55,0x13,0x88,0x46,0xDD,0x0F,0xA0,
0x5A,0xF5,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x6E,0x55,
0x55,0x55,0x3B,0x00,0x00,0x00,0x06,0x55,0x55,0x55,0x53,0x00,0x00,0x00,0x00,0x55,0x55,0x55,0x55,0x00,0x00,0x00,
0x00,0x55,0x55,0x55,0x55,0x00,0x00,0x00,0x6E,0x55,0x55,0x55,0x3B,0x00,0x00,0x00,0x06,0x55,0x55,0x55,0x53,0x00,
0x00,0x00,0x00,0x55,0x55,0x55,0x55,0x00,0x00,0x00,0x00,0x55,0x55,0x55,0x55,0x00,0x00,0x00,0x00,0x55,0x55,0x55,
0x55,0x00,0x00,0x00,0x00,0x55,0x55,0x55,0x55,0x00,0x00,0x00,0x00,0x55,0x55,0x55,0x55,0xFF,0x00,0x0A,0x00,0x0A,
0x00,0x32,0x00,0x02,0x28,0x32,0x5C,0x0A,0x03,0x03,0xD6,0x66,0xFF,0xFF,0xFF,0xFF,0x5D,0xED,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x25,0xD5,0x25,0x1C,0x00,0x00,0x00,0x00,
0x00,0x96,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x6E,
0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x96,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xDC,0x00,0xFF,0xFF,0xFF,0xFF
};
static const UINT8 bmc_nv2[]=
{
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x03,0x00,0x09,0x00,0x00,0x2B,0xF1,
0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
static const UINT8 bmc_nv3[]=
{
0xFA,0xFF,0x01,0x02,0x04,0x0A,0x1E,0xC8,0x02,0x01,0xFF,0xFF,0xFF,0xFF,0xFF
};
static void init_stats(bmcbowl_state *state, const UINT8 *table, int table_len, int address)
{
int i;
for (i=0; i<table_len; i++)
state->m_stats_ram[address+2*i]=table[i];
}
#endif
static NVRAM_HANDLER( bmcbowl )
{
bmcbowl_state *state = machine.driver_data<bmcbowl_state>();
int i;
if (read_or_write)
file->write(state->m_stats_ram, state->m_stats_ram_size);
else
#ifdef NVRAM_HACK
for (i = 0; i < state->m_stats_ram_size; i++)
state->m_stats_ram[i] = 0xff;
init_stats(state,bmc_nv1,ARRAY_LENGTH(bmc_nv1),0);
init_stats(state,bmc_nv2,ARRAY_LENGTH(bmc_nv2),0x3b0);
init_stats(state,bmc_nv3,ARRAY_LENGTH(bmc_nv3),0xfe2);
#else
if (file)
file->read(state->m_stats_ram, state->m_stats_ram_size);
else
for (i = 0; i < state->m_stats_ram_size; i++)
state->m_stats_ram[i] = 0xff;
#endif
}
static ADDRESS_MAP_START( bmcbowl_mem, AS_PROGRAM, 16 )
AM_RANGE(0x000000, 0x01ffff) AM_ROM
AM_RANGE(0x090000, 0x090001) AM_WRITE(bmc_RAMDAC_offset_w)
AM_RANGE(0x090002, 0x090003) AM_WRITE(bmc_RAMDAC_color_w)
AM_RANGE(0x090004, 0x090005) AM_WRITENOP//RAMDAC
AM_RANGE(0x090800, 0x090803) AM_WRITENOP
AM_RANGE(0x091000, 0x091001) AM_WRITENOP
AM_RANGE(0x091800, 0x091801) AM_WRITE(scroll_w)
AM_RANGE(0x092000, 0x09201f) AM_DEVREADWRITE8_MODERN("via6522_0", via6522_device, read, write, 0x00ff)
AM_RANGE(0x093000, 0x093003) AM_WRITENOP // related to music
AM_RANGE(0x092800, 0x092803) AM_DEVWRITE8("aysnd", ay8910_data_address_w, 0xff00)
AM_RANGE(0x092802, 0x092803) AM_DEVREAD8("aysnd", ay8910_r, 0xff00)
AM_RANGE(0x093802, 0x093803) AM_READ_PORT("IN0")
AM_RANGE(0x095000, 0x095fff) AM_RAM AM_BASE_MEMBER(bmcbowl_state, m_stats_ram) AM_SIZE_MEMBER(bmcbowl_state, m_stats_ram_size) /* 8 bit */
AM_RANGE(0x097000, 0x097001) AM_READNOP
AM_RANGE(0x140000, 0x1bffff) AM_ROM
AM_RANGE(0x1c0000, 0x1effff) AM_RAM AM_BASE_MEMBER(bmcbowl_state, m_vid1)
AM_RANGE(0x1f0000, 0x1fffff) AM_RAM
AM_RANGE(0x200000, 0x21ffff) AM_RAM AM_BASE_MEMBER(bmcbowl_state, m_vid2)
AM_RANGE(0x28c000, 0x28c001) AM_DEVREADWRITE8_MODERN("oki", okim6295_device, read, write, 0xff00)
/* protection device*/
AM_RANGE(0x30c000, 0x30c001) AM_WRITENOP
AM_RANGE(0x30c040, 0x30c041) AM_WRITENOP
AM_RANGE(0x30c080, 0x30c081) AM_WRITENOP
AM_RANGE(0x30c0c0, 0x30c0c1) AM_WRITENOP
AM_RANGE(0x30c100, 0x30c101) AM_READ(bmc_protection_r)
AM_RANGE(0x30c140, 0x30c141) AM_WRITENOP
AM_RANGE(0x30ca00, 0x30ca01) AM_READ(bmc_random_read) AM_WRITENOP
ADDRESS_MAP_END
static INPUT_PORTS_START( bmcbowl )
PORT_START("IN0") /* DSW 1 */
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_NAME("Note")
PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_SERVICE2 ) PORT_NAME("Analizer")
PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Pay") PORT_CODE(KEYCODE_M)
PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Stop") PORT_CODE(KEYCODE_Z)
PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Stop 1") PORT_CODE(KEYCODE_X)
PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Stop 2") PORT_CODE(KEYCODE_C)
PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Stop 3") PORT_CODE(KEYCODE_V)
PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Bet") PORT_CODE(KEYCODE_B)
PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Confirm") PORT_CODE(KEYCODE_N)
PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Start")
PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Take") PORT_CODE(KEYCODE_A)
PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("HP") PORT_CODE(KEYCODE_S)
PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Key Down") PORT_CODE(KEYCODE_D)
PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Small") PORT_CODE(KEYCODE_F)
PORT_BIT(0x4000, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Big") PORT_CODE(KEYCODE_G)
PORT_BIT(0x8000, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Double") PORT_CODE(KEYCODE_H)
PORT_START("IN1") /* DSW 2 */
PORT_DIPNAME( 0x20, 0x20, DEF_STR( Coinage ) )
PORT_DIPSETTING( 0x20, "1 COIN 10 CREDITS" )
PORT_DIPSETTING( 0x00, "2 COINS 10 CREDITS" )
PORT_DIPNAME( 0x01, 0x00, "DSW2 8" )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x00, "DSW2 7" )
PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x04, 0x00, "DSW2 6" )
PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x08, 0x00, "DSW2 5" )
PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x10, 0x00, "DSW2 4" )
PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x40, 0x00, "DSW2 2" )
PORT_DIPSETTING( 0x040, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x00, "DSW2 1" )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("IN2") /* DSW 4 */
PORT_DIPNAME( 0x01, 0x00, "DSW4 8" )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x00, "DSW4 7" )
PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x04, 0x00, "DSW4 6" )
PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x08, 0x00, "DSW4 5" )
PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x10, 0x00, "DSW4 4" )
PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x20, 0x00, "DSW4 3" )
PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x40, 0x00, "DSW4 2" )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x80, 0x00, "DSW4 1" )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("IN3")
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_IMPULSE(1)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(1)
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_VBLANK )
INPUT_PORTS_END
static READ8_DEVICE_HANDLER(dips1_r)
{
bmcbowl_state *state = device->machine().driver_data<bmcbowl_state>();
switch(state->m_bmc_input)
{
case 0x00: return input_port_read(device->machine(), "IN1");
case 0x40: return input_port_read(device->machine(), "IN2");
}
logerror("%s:unknown input - %X\n",device->machine().describe_context(),state->m_bmc_input);
return 0xff;
}
static WRITE8_DEVICE_HANDLER(input_mux_w)
{
bmcbowl_state *state = device->machine().driver_data<bmcbowl_state>();
state->m_bmc_input=data;
}
static const ay8910_interface ay8910_config =
{
AY8910_LEGACY_OUTPUT,
AY8910_DEFAULT_LOADS,
DEVCB_HANDLER(dips1_r),
DEVCB_NULL,
DEVCB_NULL,
DEVCB_HANDLER(input_mux_w)
};
static const via6522_interface via_interface =
{
/*inputs : A/B */ DEVCB_NULL, DEVCB_HANDLER(via_b_in),
/*inputs : CA/B1,CA/B2 */ DEVCB_NULL, DEVCB_NULL, DEVCB_NULL, DEVCB_NULL,
/*outputs: A/B */ DEVCB_HANDLER(via_a_out), DEVCB_HANDLER(via_b_out),
/*outputs: CA/B1,CA/B2 */ DEVCB_NULL, DEVCB_NULL, DEVCB_HANDLER(via_ca2_out), DEVCB_NULL,
/*irq */ DEVCB_HANDLER(via_irq)
};
static MACHINE_RESET( bmcbowl )
{
}
static MACHINE_CONFIG_START( bmcbowl, bmcbowl_state )
MCFG_CPU_ADD("maincpu", M68000, 21477270/2 )
MCFG_CPU_PROGRAM_MAP(bmcbowl_mem)
MCFG_CPU_VBLANK_INT("screen",irq2_line_hold)
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */)
MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MCFG_SCREEN_SIZE(35*8, 30*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 35*8-1, 0*8, 29*8-1)
MCFG_SCREEN_UPDATE(bmcbowl)
MCFG_PALETTE_LENGTH(256)
MCFG_VIDEO_START(bmcbowl)
MCFG_NVRAM_HANDLER(bmcbowl)
MCFG_MACHINE_RESET(bmcbowl)
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_SOUND_ADD("aysnd", AY8910, 3579545/2)
MCFG_SOUND_CONFIG(ay8910_config)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.50)
MCFG_OKIM6295_ADD("oki", 1122000, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.50)
/* via */
MCFG_VIA6522_ADD("via6522_0", 1000000, via_interface)
MACHINE_CONFIG_END
ROM_START( bmcbowl )
ROM_REGION( 0x200000, "maincpu", 0 ) /* 68000 Code */
ROM_LOAD16_BYTE( "bmc_8ex.bin", 0x000000, 0x10000, CRC(8b1aa5db) SHA1(879df950bedf2c163ba89d983ca4a0691b01c46e) )
ROM_LOAD16_BYTE( "bmc_7ex.bin", 0x000001, 0x10000, CRC(7726d47a) SHA1(8438c3345847c2913c640a29145ec8502f6b01e7) )
ROM_LOAD16_BYTE( "bmc_4.bin", 0x140000, 0x10000, CRC(f43880d6) SHA1(9e73a29baa84d417ff88026896d852567a38e714) )
ROM_RELOAD(0x160000,0x10000)
ROM_LOAD16_BYTE( "bmc_3.bin", 0x140001, 0x10000, CRC(d1af9410) SHA1(e66b3ddd9d9e3c567fdb140c4c8972c766f2b975) )
ROM_RELOAD(0x160001,0x10000)
ROM_LOAD16_BYTE( "bmc_6.bin", 0x180000, 0x20000, CRC(7b9e0d77) SHA1(1ec1c92c6d4c512f7292b77e9663518085684ba9) )
ROM_LOAD16_BYTE( "bmc_5.bin", 0x180001, 0x20000, CRC(708b6f8b) SHA1(4a910126d87c11fed99f44b61d51849067eddc02) )
ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
ROM_LOAD( "bmc_10.bin", 0x00000, 0x20000, CRC(f840c17f) SHA1(82891a85c8dc60f727b5a8c8e8ab09e8e4bd8af4) )
ROM_END
static DRIVER_INIT(bmcbowl)
{
bmcbowl_state *state = machine.driver_data<bmcbowl_state>();
state->m_bmc_colorram = auto_alloc_array(machine, UINT8, 768);
}
GAME( 1994, bmcbowl, 0, bmcbowl, bmcbowl, bmcbowl, ROT0, "BMC", "Konkyuu no Hoshi", GAME_IMPERFECT_SOUND | GAME_IMPERFECT_GRAPHICS )